766271434426 has 16 divisors (see below), whose sum is σ = 1152307827360. Its totient is φ = 382169584720.

The previous prime is 766271434393. The next prime is 766271434433. The reversal of 766271434426 is 624434172667.

It is a super-2 number, since 2×766271434426² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1843185 + ... + 2220331.

It is an arithmetic number, because the mean of its divisors is an integer number (72019239210).

Almost surely, 2^766271434426 is an apocalyptic number.

766271434426 is a deficient number, since it is larger than the sum of its proper divisors (386036392934).

766271434426 is a wasteful number, since it uses less digits than its factorization.

766271434426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379709.

The product of its digits is 8128512, while the sum is 52.

The spelling of 766271434426 in words is "seven hundred sixty-six billion, two hundred seventy-one million, four hundred thirty-four thousand, four hundred twenty-six".